The diaphragm differential pressure control valve has a normally closed, spring loaded design. Provides a constant 15 PSI differential pressure and controls flow when vapor is sensed. Security and 2-stage solenoid valves are available upon req [...]
750 Hydraulic Preset Valve
A normally closed, hydraulically balanced piston control valve allows for auto-batch preset deliveries. The right angle, two–stage control valve is mechanically linked to Veeder Root Preset Counter.
655 Electronic Control Valve
A normally closed two-stage diaphragm preset valve for use with electronic relay control. Stainless steel or brass pilot valves are available. Dimensionally interchangeable with the 650 Hydraulic Preset Valves.